Facet Publishing, 2002
Buku Teks
Sandor, Bela I. (Bela Imre)
Prentice-Hall, 1980
Buku Teks
Sherwood, P. T.
Thomas Telford, 1995
Buku Teks
ed. by John Feather, Paul Sturges
Routledge, 2003
Buku Referensi
Connaway, Lynn Silipigni, author
Libraries Unlimited, 2017
Buku Teks